12264315858 has 24 divisors (see below), whose sum is σ = 27074057868. Its totient is φ = 4010970912.

The previous prime is 12264315841. The next prime is 12264315859. The reversal of 12264315858 is 85851346221.

12264315858 is a `hidden beast` number, since 1 + 2 + 2 + 64 + 3 + 1 + 585 + 8 = 666.

12264315858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12261797289 + 2518569 = 110733^2 + 1587^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12264315859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6426885 + ... + 6428792.

Almost surely, 2^12264315858 is an apocalyptic number.

12264315858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12264315858 is an abundant number, since it is smaller than the sum of its proper divisors (14809742010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12264315858 is a wasteful number, since it uses less digits than its factorization.

12264315858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12855738 (or 12855735 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The spelling of 12264315858 in words is "twelve billion, two hundred sixty-four million, three hundred fifteen thousand, eight hundred fifty-eight".